19825740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 288

約数和(自身を含む): 75479040

約数和(自身を除く): 55653300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 19, 20, 22, 30, 31, 33, 34, 36, 38, 44, 45, 51, 55, 57, 60, 62, 66, 68, 76, 85, 90, 93, 95, 99, 102, 110, 114, 124, 132, 153, 155, 165, 170, 171, 180, 186, 187, 190, 198, 204, 209, 220, 228, 255, 279, 285, 306, 310, 323, 330, 340, 341, 342, 372, 374, 380, 396, 418, 465, 495, 510, 527, 558, 561, 570, 589, 612, 620, 627, 646, 660, 682, 684, 748, 765, 836, 855, 930, 935, 969, 990, 1020, 1023, 1045, 1054, 1116, 1122, 1140, 1178, 1254, 1292, 1364, 1395, 1530, 1581, 1615, 1683, 1705, 1710, 1767, 1860, 1870, 1881, 1938, 1980, 2046, 2090, 2108, 2244, 2356, 2508, 2635, 2790, 2805, 2907, 2945, 3060, 3069, 3135, 3162, 3230, 3366, 3410, 3420, 3534, 3553, 3740, 3762, 3876, 4092, 4180, 4743, 4845, 5115, 5270, 5301, 5580, 5610, 5797, 5814, 5890, 6138, 6270, 6324, 6460, 6479, 6732, 6820, 7068, 7106, 7524, 7905, 8415, 8835, 9405, 9486, 9690, 10013, 10230, 10540, 10602, 10659, 11220, 11594, 11628, 11780, 12276, 12540, 12958, 14212, 14535, 15345, 15810, 16830, 17391, 17670, 17765, 18810, 18972, 19380, 19437, 20026, 20460, 21204, 21318, 23188, 23715, 25916, 26505, 28985, 29070, 30039, 30690, 31620, 31977, 32395, 33660, 34782, 35340, 35530, 37620, 38874, 40052, 42636, 47430, 50065, 52173, 53010, 53295, 57970, 58140, 58311, 60078, 61380, 63954, 64790, 69564, 71060, 77748, 86955, 90117, 94860, 97185, 100130, 104346, 106020, 106590, 110143, 115940, 116622, 120156, 127908, 129580, 150195, 159885, 173910, 180234, 194370, 200260, 208692, 213180, 220286, 233244, 260865, 291555, 300390, 319770, 330429, 347820, 360468, 388740, 440572, 450585, 521730, 550715, 583110, 600780, 639540, 660858, 901170, 991287, 1043460, 1101430, 1166220, 1321716, 1652145, 1802340, 1982574, 2202860, 3304290, 3965148, 4956435, 6608580, 9912870, 19825740]

約数ペア:

[(1, 19825740), (2, 9912870), (3, 6608580), (4, 4956435), (5, 3965148), (6, 3304290), (9, 2202860), (10, 1982574), (11, 1802340), (12, 1652145), (15, 1321716), (17, 1166220), (18, 1101430), (19, 1043460), (20, 991287), (22, 901170), (30, 660858), (31, 639540), (33, 600780), (34, 583110), (36, 550715), (38, 521730), (44, 450585), (45, 440572), (51, 388740), (55, 360468), (57, 347820), (60, 330429), (62, 319770), (66, 300390), (68, 291555), (76, 260865), (85, 233244), (90, 220286), (93, 213180), (95, 208692), (99, 200260), (102, 194370), (110, 180234), (114, 173910), (124, 159885), (132, 150195), (153, 129580), (155, 127908), (165, 120156), (170, 116622), (171, 115940), (180, 110143), (186, 106590), (187, 106020), (190, 104346), (198, 100130), (204, 97185), (209, 94860), (220, 90117), (228, 86955), (255, 77748), (279, 71060), (285, 69564), (306, 64790), (310, 63954), (323, 61380), (330, 60078), (340, 58311), (341, 58140), (342, 57970), (372, 53295), (374, 53010), (380, 52173), (396, 50065), (418, 47430), (465, 42636), (495, 40052), (510, 38874), (527, 37620), (558, 35530), (561, 35340), (570, 34782), (589, 33660), (612, 32395), (620, 31977), (627, 31620), (646, 30690), (660, 30039), (682, 29070), (684, 28985), (748, 26505), (765, 25916), (836, 23715), (855, 23188), (930, 21318), (935, 21204), (969, 20460), (990, 20026), (1020, 19437), (1023, 19380), (1045, 18972), (1054, 18810), (1116, 17765), (1122, 17670), (1140, 17391), (1178, 16830), (1254, 15810), (1292, 15345), (1364, 14535), (1395, 14212), (1530, 12958), (1581, 12540), (1615, 12276), (1683, 11780), (1705, 11628), (1710, 11594), (1767, 11220), (1860, 10659), (1870, 10602), (1881, 10540), (1938, 10230), (1980, 10013), (2046, 9690), (2090, 9486), (2108, 9405), (2244, 8835), (2356, 8415), (2508, 7905), (2635, 7524), (2790, 7106), (2805, 7068), (2907, 6820), (2945, 6732), (3060, 6479), (3069, 6460), (3135, 6324), (3162, 6270), (3230, 6138), (3366, 5890), (3410, 5814), (3420, 5797), (3534, 5610), (3553, 5580), (3740, 5301), (3762, 5270), (3876, 5115), (4092, 4845), (4180, 4743)]